Cleaning chemicals or other toxic substances unlabeled or stored where they can reach food.
Handwash sink missing, blocked, or used for other purposes, or missing soap, towels, or the handwash sign.
High-risk food (like meat) thawed improperly, promoting bacterial growth.
Surfaces that touch food — cutting boards, ice bins, dish racks — soiled or not sanitized.
Floors, walls, ceilings, or attached equipment dirty, damaged, or poorly vented.